today is that mitt romney will actually do his debate walk through tomorrow over at the university of denver, so he'll be working on this all, you know, basically right up until the last moment. he had his top surrogates on the campaign trail and romney has an event later on today in littleton, colorado. paul ryan has been pretty busy, almost nonstop, out on the campaign trail the last couple of days. and so, you know, i think he'll let his surrogates do the talking for him until the debate gets started. one other thing we heard from kevin madden yesterday on the campaign plane heading into denver yesterday, brooke, you heard over the weekend, chris christie saying that this race is going to be turned upside down that romney will have such a strong performance that it is going to be sort of a game changer. i asked kevin madden about that yesterday, and he said he doesn't think that the campaign doesn't think that one event, one moment during these debates is going to decide and determine everything. they just don't see it that way. they like christie's enthusiasm, they say they're